The short answer is: A standard OBB file for GTA San Andreas is roughly 1.8GB to 2.4GB . A 200MB version is usually a highly compressed "Lite" edition where specific assets—such as high-quality radio stations, cutscene audio, or heavy textures—have been removed or downscaled to reduce the size.
: Removal of radio stations, character voices, and high-quality textures. gta san andreas only obb file download 200mb free